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250 verified Wellpoint (formerly Amerigroup) Gastroenterologists in Rockville, MD
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Availability last updated 11/02/2026
Availability last updated 11/02/2026
Gastroenterologist
4.92
·104 reviews
Dr. Talati is smart, kind, empathetic, an excellent listener, and gives terrific advice. We love thim in our family! by RJClick to read more
2.5 mi · 15225 Shady Grove Rd,, Ste 304, Rockville, MD 20850
In-network · Wellpoint (formerly Amerigroup)
Accepting new patients · Highly recommended · Excellent wait time ·
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Dr. Rushi Talati is an experienced gastroenterologist at Gastro Center of MD in Riverdale, Gaithersburg, and Olney, MD. He also offers services to people with digestive conditions that affect their quality of life. Dr. Talati understands patients' conditions and prepares individualized treatment pl...Click to read more
Next available: tomorrow
Gastroenterologist
4.83
·118 reviews
Dr. Passi was personable and made me feel comfortable. She provided thorough recommendations and answered my questions.Click to read more
2.5 mi · 15225 Shady Grove Rd,, Ste 304, Rockville, MD 20850
In-network · Wellpoint (formerly Amerigroup)
Accepting new patients · Highly recommended · Expertise in acute gastrointestinal bleeding + 5 more ·
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Dr. Monica Passi is a distinguished gastroenterologist. She practices at the Gastro Center of MD and sees patients in Riverdale and Annapolis, MD.  Dr. Passi completed her medical degree from George Washington University and her internship in internal medicine at North Shore University Hospital. Sh...Click to read more
Next available: Thu, Nov 5
Gastroenterologist
4.66
·71 reviews
Great Doctor Who listens to his patients and explains things quite succinctly. - Oct 14, 2025 by Richard G.Click to read more
2.5 mi · 15225 Shady Grove Rd,, Ste 304, Rockville, MD 20850
In-network · Wellpoint (formerly Amerigroup)
Accepting new patients ·
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Dr. Robert Byrne is an experienced gastroenterologist who practices at the Gastro Center of MD. He offers services to people in Riverdale and Gaithersburg, MD. Dr. Byrne is committed to providing exceptional, patient-centered care for digestive and liver disorders. He listens to each patient and cr...Click to read more
Next available: Mon, Nov 9
Gastroenterologist
4.70
·40 reviews
Dr Zhang is an excellent doctor with a good manner in communication. - Sep 18, 2025 by mengda S.Click to read more
2.5 mi · 15225 Shady Grove Rd,, Ste 304, Rockville, MD 20850
In-network · Wellpoint (formerly Amerigroup)
Accepting new patients ·
Read bio
Dr. Jennie Zhang is a distinguished gastroenterologist. She practices at the Gastro Center of MD, serving patients in Silver Spring, Riverdale, and Olney, MD. Dr. Zhang completed her medical degree at the West Virginia School of Osteopathic Medicine and her residency in internal medicine at the Uni...Click to read more
Next available: Fri, Nov 13
Gastroenterologist
4.95
·39 reviews
Dr Rajpal was very thorough & took the time to listen to all of my concerns. by VMClick to read more
2.5 mi · 15225 Shady Grove Rd,, Ste 304, Rockville, MD 20850
In-network · Wellpoint (formerly Amerigroup)
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Dr. Neha Rajpal is a gastroenterologist who sees patients in person at Gastro Centers of America in Silver Spring, Rockville, and Riverdale, MD. She provides care for individuals seeking evaluation and treatment of digestive health concerns. Dr. Rajpal completed her medical degree at Georgetown Uni...Click to read more
Next available: Tue, Nov 17
Physician Assistant (Gastroenterology)
4.95
·19 reviews
I would definitely recommend my PA MELISSA To a friend. She was very thorough and extremely helpful and nice! - Mar 20, 2026 by Gloria G.Click to read more
2.5 mi · 15225 Shady Grove Rd,, Ste 304, Rockville, MD 20850
In-network · Wellpoint (formerly Amerigroup)
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Ms. Melissa Nickols is an experienced physician assistant who specializes in gastroenterology. She is based out of Maryland and offers in-person services at Gastro Center of MD in Silver Spring, Riverdale, and Gaithersburg. As part of her formal education, Ms. Nickols acquired a master's degree in ...Click to read more
Next available: today
Gastroenterologist
4.81
·308 reviews
Very friendly staff. Doctor and PA listened and made me feel very comfortable. - Oct 3, 2022Click to read more
7 mi · 3405 Olandwood Ct, Ste 101-104, Olney, MD 20832
In-network · Wellpoint (formerly Amerigroup)
Accepting new patients · Highly recommended · Expertise in colonoscopy + 3 more ·
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Dr. Pia Prakash completed her medical training in Washington, D.C. She received her Bachelor in Arts and Sciences from The George Washington University with a major in Psychology. She then attended the George Washington University School of Medicine where she received her medical degree and complete...Click to read more
Next available: Fri, Nov 6
Gastroenterologist
4.87
·435 reviews
Vert attentive and informative. Warm reception and thorough exam. - Jul 17, 2024 by Sonya N.Click to read more
7 mi · 3405 Olandwood Ct, Ste 101-104, Olney, MD 20832
In-network · Wellpoint (formerly Amerigroup)
Accepting new patients · Highly recommended · Excellent wait timeExpertise in upper gi endoscopy + 2 more
Next available: Mon, Nov 9
Gastroenterologist
4.88
·242 reviews
Dr. was very professional. I liked the staff and the doctor. I would certainly recommend Dr. Castillo to my friends. by RGClick to read more
7 mi · 3405 Olandwood Ct, Ste 101-104, Olney, MD 20832
In-network · Wellpoint (formerly Amerigroup)
Accepting new patients · Highly recommended · Excellent wait time · Expertise in upper gi endoscopy + 2 more ·
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Serving the communities of Olney and Columbia, MD, Dr. Eduardo Castillo is an attending physician at Gastro Center of Maryland. An accomplished gastroenterologist, he looks forward to providing his patients with the proper tools and advice they need to improve or maintain their overall health. Dr...Click to read more
Next available: Tue, Nov 10
Gastroenterologist
4.82
·432 reviews
Dr. Xu was incredibly informative and kindhearted— I’ll definitely be seeing him again. - Sep 5, 2023 by Aditya B.Click to read more
7 mi · 3405 Olandwood Ct, Ste 101-104, Olney, MD 20832
In-network · Wellpoint (formerly Amerigroup)
Accepting new patients · Highly recommended · Excellent wait timeExpertise in upper gi endoscopy + 4 more
Next available: Wed, Nov 11
Gastroenterologist
4.90
·553 reviews
He cares about his patients and very polite, not a long wait, and procedure availability was right away. by JRClick to read more
7 mi · 3405 Olandwood Ct, Ste 101-104, Olney, MD 20832
In-network · Wellpoint (formerly Amerigroup)
Accepting new patients · 18 years of experience · Highly recommended · Expertise in colonoscopy + 3 more ·
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Farzin Rashti, M.D., FACP is Board Certified in Gastroenterology & Hepatology and Internal Medicine and is dedicated to offering his patients superior personalized care in a respectful and supportive environment. Dr. Rashti works toward developing a partnership with his patients and forms a unique c...Click to read more
Next available: Thu, Nov 12
Gastroenterologist
4.67
·15 reviews
very professional and thorough. listened and asked questions by Hermione C.Click to read more
7 mi · 3405 Olandwood Ct, Ste 101-104, Olney, MD 20832
In-network · Wellpoint (formerly Amerigroup)
Accepting new patients · 25+ years of experience · Excellent wait time · Expertise in gastroenteritis + 9 more ·
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Dr. Rai is the Medical Director of Gastro Center of Maryland and Cascades Endoscopy Center. He is a Board-Certified Gastroenterologist and Hepatologist with over 20 years of experience. Dr. Rai completed his Bachelor of Medicine, Bachelor of Surgery at the All India Institute of Medical Sciences,...Click to read more
Next available: Tue, Dec 1
Family Nurse Practitioner
4.15
·894 reviews
Dr. Obi was informative, friendly and thorough. Her office staff was helpful and welcoming. - Dec 30, 2023 by Kali W.Click to read more
10 mi · 10230 New Hampshire Ave, Ste 340, Silver Spring, MD 20903
In-network · Wellpoint (formerly Amerigroup)
Also offers video visits · Accepting new patients ·
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Dr. Elizabeth Obi, DNP, has acquired more than 20 years of professional experience. She earned her Doctor of Nursing Practice from Chamberlain University and completed her Family Nursing education at Mountain State University. At Washington Medical Clinic LLC, we care for children, adults, and the e...Click to read more
Next available: today
Physician Assistant
9 mi · 10801 Lockwood Dr, Ste 160, Silver Spring, MD 20901
In-network · Wellpoint (formerly Amerigroup)
Also offers video visits · Accepting new patients ·
Read bio
Mr. Aaron Gygi is a physician assistant based out of Silver Spring, MD. He practices at Kelly Collaborative Medicine and offers both in-person and virtual consultations. Mr. Gygi has a strong foundation in evidence-based medicine and works closely with physicians and healthcare teams to diagnose an...Click to read more
Next available: tomorrow
Gastroenterologist
4.90
·232 reviews
Very knowledgeable on the emerging science of my condition and was good about educating me as well. - Apr 4, 2025 by Anthony R.Click to read more
15 mi · 6502 Kenilworth Ave, Ste 100, Riverdale, MD 20737
In-network · Wellpoint (formerly Amerigroup)
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Dr. Thi Khuc is a skilled gastroenterologist currently practicing at the Gastro Center of MD in Columbia and Annapolis (MD). She is also certified by the American Board of Internal Medicine. After earning her medical degree from the University of Virginia, Dr. Khuc completed her internal medicine ...Click to read more
Next available: tomorrow
Family Nurse Practitioner
4.11
·57 reviews
The staff are very friendly. If you are on medications and need a refill and a check up, this is the place to go. - Nov 5, 2021 by Ronnie R.Click to read more
10 mi · 10230 New Hampshire Ave, Ste 340, Silver Spring, MD 20903
In-network · Wellpoint (formerly Amerigroup)
Accepting new patients
Next available: today
Gastroenterologist
4.75
·12 reviews
I had a really great experience at this center, the staff was very professional and friendly. Dr Patel was very knowledgeable, patient and thorough. She explained everything clearly and answered all my questions. I recommend this office to anyone. by MMClick to read more
15 mi · 6502 Kenilworth Ave, Ste 100, Riverdale, MD 20737
In-network · Wellpoint (formerly Amerigroup)
Accepting new patients · Excellent wait time ·
Read bio
Dr. Monica Patel is a dedicated gastroenterologist based in Maryland. She sees patients at Gastro Centers of America in Riverdale. She acquired her medical degree from Stony Brook University and completed her gastroenterology fellowship at the University of Rochester. She got her certification from...Click to read more
Next available: Mon, Nov 9
Internist
4.85
·1159 reviews
- Jul 12, 2018 by Stephanie F.Click to read more
9 mi · 10801 Lockwood Dr, Ste 160, Silver Spring, MD 20901
In-network · Wellpoint (formerly Amerigroup)
Also offers video visits · Accepting new patients · 19 years of experience · Highly recommended · Excellent wait time · Expertise in insomnia + 9 more ·
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Dr. Kathryn Kelly is a board-certified Internal Medicine Physician who has worked in the Washington, DC, area for five years after completing her National Health Service Corp obligation in Albany, Georgia. Dr. Kelly received her undergraduate degrees from Howard University with a Bachelor of Scie...Click to read more
Next available: Wed, Nov 11
Gastroenterologist
4.39
·38 reviews
Dr Ahmed was very attentive, patient and knowledgeable. He listened to my symptoms and concerns, before checking me and giving his expert opinion. When I shared with him I had lab appointment afterwards, he made me aware lab office was in-house, which was very convenient. I would recommend him to an...Click to read more
18 mi · 7120 Minstrel Way, Ste 100, Columbia, MD 21045
In-network · Wellpoint (formerly Amerigroup)
Accepting new patients · Expertise in upper gi endoscopy + 5 more ·
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Dr. Urooj Ahmed is a dedicated gastroenterologist practicing at the Gastro Center of MD, serving the communities of Columbia and Annapolis, MD. With extensive training and experience, Dr. Ahmed diagnoses and manages various gastrointestinal conditions to improve his patients' quality of life. Dr. A...Click to read more
Next available: Thu, Nov 5
Gastroenterologist
4.82
·319 reviews
The doctor was very pleasant, competent and thorough.Click to read more
18 mi · 7120 Minstrel Way, Ste 100, Columbia, MD 21045
In-network · Wellpoint (formerly Amerigroup)
Accepting new patients · Highly recommended · Expertise in acid reflux + 4 more ·
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Dr. Josh Rosenbloom is a Board-Certified physician who specializes in both Gastroenterology and hepatology. Dr. Rosenbloom received his medical degree from Des Moines University and completed his internal medicine residency and Gastroenterology fellowship at St. John Providence health system through...Click to read more
Next available: Tue, Nov 10
Gastroenterologist
4.92
·218 reviews
Very fast, listens wells, and the staff was friendly and willing to give steps and explanation. by APClick to read more
18 mi · 7120 Minstrel Way, Ste 100, Columbia, MD 21045
In-network · Wellpoint (formerly Amerigroup)
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Dr. Alexander Mamunes is a reliable and accomplished internist. Catering to the people of Columbia and Timonium, MD, he works at the Gastro Center of MD, treating various complex chronic disorders in adults. As a part of his educational training, Dr. Mamunes acquired his medical degree from the Un...Click to read more
Next available: Wed, Nov 11
Gastroenterologist
4.83
·46 reviews
Knowledgeable and friendly office staff. Dr. Mok was professional, knowledgeable and friendly. Identified what I needed and had the procedure scheduled before I left the office. Super efficient! - Jun 8, 2026 by Kathi J.Click to read more
18 mi · 7120 Minstrel Way, Ste 100, Columbia, MD 21045
In-network · Wellpoint (formerly Amerigroup)
Accepting new patients · Highly recommended · Excellent wait time · Expertise in upper gi endoscopy + 2 more ·
Read bio
Dr. Shaffer Mok is a skilled gastroenterologist. He practices at Gastro Center of MD in Owings Mills, Nottingham, and Lutherville Timonium, MD. With a patient-centered approach, Dr. Mok takes the time to understand each individual's symptoms, concerns, and lifestyle, fostering a trusting and collab...Click to read more
Next available: Fri, Nov 13
Family Nurse Practitioner
4.89
·284 reviews
She's extremely nice, knowlegable, and informative. From the fort desk to the exam room great visit! - Aug 19, 2019 by Teshika M.Click to read more
14.5 mi · 6201 Greenbelt Rd, Ste M18, Berwyn Heights, MD 20740
In-network · Wellpoint (formerly Amerigroup)
Also offers video visits · Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Focused and caring, Ms. Koudiratou Radji believes in providing effective and compassionate patient care. She is a passionate nurse practitioner who encourages her patients to discuss their concerns candidly. She is fluent in English and Yoruba. Ms. Radji is available for exams and consultations at ...Click to read more
Next available: Sat, Nov 7
Nurse Practitioner (Gastroenterology)
4.98
·41 reviews
The place was easy to find. Staff was friendly and welcoming. The office was clean and organized. I loved the dr I saw! She listened, answered all of my questions, and set me up with next steps. - May 2, 2026 by Richelle D.Click to read more
17.5 mi · 7130 Minstrel Way, Ste 215, Columbia, MD 21045
In-network · Wellpoint (formerly Amerigroup)
Accepting new patients · Highly recommended · Excellent wait time
Next available: Fri, Nov 6
Nurse Practitioner
4.91
·292 reviews
Lots of communication prior and to the appt. Very knowledgeable very helpful and personable by Kenisha T.Click to read more
38.5 mi · 50 Scott Adam Rd, Ste 102, Cockeysville, MD 21030
In-network · Wellpoint (formerly Amerigroup)
Also offers video visits · Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
In addition to my practice at Resilience Healthcare, I teach nursing students at Bowie State University. I have spent the last 20 years providing urgent care and ER services at Providence Hospital Washington DC, Laurel Regional Hospital, MD, and the Washington Hospital Center. I have also worked ov...Click to read more
Next available: Mon, Dec 28
Gastroenterologist
5.00
·35 reviews
Dr. Richhart was wonderful! Very kind and took time to listen to me and explain reasons for symptoms, the treatment plan and more. Everyone at the office was also extremely kind!Click to read more
5.5 mi · 5622 Shields Dr, Bethesda, MD 20817
In-network · Wellpoint (formerly Amerigroup)
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Dr. Raymond Richhart is a gastroenterologist who sees patients at Gastro Centers of America in Silver Spring, Rockville, and Riverdale, MD. He provides care for individuals seeking evaluation and support for digestive health concerns. Dr. Richhart earned his medical degree from the University of Vi...Click to read more
Family Nurse Practitioner
4 mi · 11119 Rockville Pike, Ste 207, Rockville, MD 20852
In-network · Wellpoint (formerly Amerigroup)
Also offers video visits · Accepting new patients ·
Read bio
Compassionate and dedicated Family Nurse Practitioner with experience in family medicine and correctional healthcare settings. Skilled in comprehensive patient assessments, chronic disease management, acute care treatment, health education, and preventive care. Proven ability to deliver high-quality...Click to read more
Nurse Practitioner (Gastroenterology)
5.00
·3 reviews
5.5 mi · 501 N Frederick Ave, Ste 204, Gaithersburg, MD 20877
In-network · Wellpoint (formerly Amerigroup)
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Xinna Yi is a board-certified Family Nurse Practitioner with a Master of Science in Nursing from Wilkes University, which she completed in 2023. She brings a wealth of experience from her work in a family practice clinic and her previous role as a registered nurse specializing in cardiology. Before ...Click to read more
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Verified providers with a 4.8 average rating

Primary Care Physician
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Frequently asked questions

How can I make a same-day appointment with a Gastroenterologist in Rockville who takes Wellpoint (formerly Amerigroup) insurance?

On average, patients who use Zocdoc can search for a Gastroenterologist in Rockville who takes Wellpoint (formerly Amerigroup) insurance, book an appointment, and see the Gastroenterologist within 24 hours. Same-day appointments are often available, you can search for real-time availability of Gastroenterologists in Rockville who accept Wellpoint (formerly Amerigroup) insurance and make an appointment online.


How can I find a Gastroenterologist in Rockville who takes Wellpoint (formerly Amerigroup)?

Zocdoc lets you search specifically for a Gastroenterologist in Rockville who takes Wellpoint (formerly Amerigroup). Just choose your carrier and plan from the drop-down menu at the top of the page. If you’re not sure which plan you have, you can use Zocdoc’s insurance checker to find out.


How can I book an appointment online with a Wellpoint (formerly Amerigroup) Gastroenterologist in Rockville?

Zocdoc is a free online service that helps patients find Wellpoint (formerly Amerigroup) Gastroenterologists in Rockville and book appointments instantly. You can search for Wellpoint (formerly Amerigroup) Gastroenterologists in Rockville by symptom or visit reason. Based on that information, you’ll see a list of providers who meet your search criteria, along with their available appointment slots.


How can I find a female Gastroenterologist in Rockville who takes Wellpoint (formerly Amerigroup) insurance?

When you search for Wellpoint (formerly Amerigroup) Gastroenterologists in Rockville on Zocdoc, you can filter your results by gender, in addition to other criteria. That way, you’ll only see Wellpoint (formerly Amerigroup) Gastroenterologists in Rockville who match your preferences.


How can I find a Wellpoint (formerly Amerigroup) Gastroenterologist in Rockville who sees patients after hours?

On Zocdoc, you can search specifically for Wellpoint (formerly Amerigroup) Gastroenterologists in Rockville with availability after 5 p.m.


How can I find a top-rated Wellpoint (formerly Amerigroup) Gastroenterologist in Rockville?

You can use Zocdoc to find Wellpoint (formerly Amerigroup) Gastroenterologists in Rockville who are highly rated by other patients. These ratings are based on verified reviews submitted by real patients. Every time a patient completes an appointment booked on Zocdoc, they’re invited to review their experience. Each review must comply with Zocdoc’s guidelines.


How can I find a video visit with a Gastroenterologist online in Rockville?

Gastroenterologists in Rockville on Zocdoc who see patients through online video visits will have a purple video icon on their profiles. You can also filter your search results to show only Gastroenterologists who offer video visits.


Are video visits with a Gastroenterologist online covered by Wellpoint (formerly Amerigroup)?

Most insurers provide coverage for video visits at the same cost as in-person visits. You can search on Zocdoc specifically for Gastroenterologists in Rockville who accept Wellpoint (formerly Amerigroup) for video visits by selecting your carrier and plan from the drop-down menu at the top of the page. We recommend you check with your insurance carrier directly to confirm your coverage and out of pocket costs for video visits.


How can I find a Wellpoint (formerly Amerigroup) Gastroenterologist in Rockville who sees patients in the morning or evening?

Zocdoc lets you search specifically for a Gastroenterologist who has appointments available before 10:00 am, or after 5:00 pm. Just choose the special hours filter at the top of our search page.


How can I find a Wellpoint (formerly Amerigroup) Gastroenterologist in Rockville who sees patients during the weekend?

Zocdoc let's you see real-time availability for Wellpoint (formerly Amerigroup) Gastroenterologists in Rockville. Many Wellpoint (formerly Amerigroup) Gastroenterologists offer appointments on Saturdays and Sundays.


Zocdoc›Gastroenterologists›Baltimore, MD›Rockville, MD›Wellpoint (formerly Amerigroup)